摘要： 选C.Are they missing? 中的代词they 是一个很重要的信息词.它表明上文中的 black and white cat 是两只猫而不是一只猫.所以C.the black and white cat 可视为 the black cat and the white cat 之省略.若选A.则表示“一只黑白相间的猫 .
网址：http://m.1010jiajiao.com/timu3_id_2409199[举报]
I can’t understand _______ Apple's iPad 2.
A. why are they so mad about. B. why they are so mad about
C. how are they so mad about D, how they are so mad about
查看习题详情和答案>>I can’t understand _______ Apple's iPad 2.
A. why are they so mad about. B. why they are 80 Bad about
C. how are they so mad about D, how they are 80 mad about
查看习题详情和答案>>
— There are still many old city walls in Xi’an, _______?
—Yes, there are.
A．are there B．aren’t there
C．are they D．aren’t they
查看习题详情和答案>>